CN115070894B

CN115070894B - Stump crusher capable of screening impurities through pre-crushing

Info

Publication number: CN115070894B
Application number: CN202210860921.XA
Authority: CN
Inventors: 王金海; 石建伟
Original assignee: Shandong Bolida Machinery Co ltd
Current assignee: Shandong Bolida Machinery Co ltd
Priority date: 2022-07-22
Filing date: 2022-07-22
Publication date: 2022-11-04
Anticipated expiration: 2042-07-22
Also published as: CN115070894A

Abstract

The invention provides a stump crusher for screening impurities through pre-crushing, and relates to the technical field of stump crushers. According to the invention, the stump crushing mechanism is arranged, and the rotation of the conical shell drives the stump to rotate, so that the stump is continuously contacted and collided with the crushing rotating shaft in the stump crushing device, and the stump crushing efficiency is improved; by arranging the pushing mechanism, the stump pushed to the gradual change slide way is pushed by the arc push plate in a reciprocating manner, so that the problem that the stump cannot fall into the conical shell from the gradual change slide way, the stump is accumulated on the gradual change slide way, and a baffle is blocked to influence the normal use of the device is avoided; through setting up clearance mechanism, improve the clearance effect to the clod on the mound, avoid the clod clearance on the mound unclean.

Description

Stump crusher capable of screening impurities through pre-crushing

Technical Field

The invention relates to the technical field of stump crushers, in particular to a stump crusher capable of removing impurities through pre-crushing and screening.

Background

The stump crusher is called a stump crusher, because the stump is large in size, when the stump is crushed, the stump can only be split by the wood splitting machine before, and then the split stump is crushed by the wood chip machine, the operation of the process is complex, a large amount of manpower and material resources are wasted, the existing stump crusher can directly crush the large stump, and the crushing efficiency of the stump is improved.

However, the stump is dug out from the ground, a large amount of soil is arranged on the stump, when the stump is dried in the sun, the soil on the stump is changed into soil blocks, if the stump with a large amount of soil blocks is directly placed into the stump crusher, after a high-speed rotating crushing rotating shaft in the stump crusher is contacted with the stump, the stump crusher can generate a large amount of dust, and meanwhile, the soil in the sawdust is sieved, the quality of the sawdust after crushing can be reduced by the excessive soil, and if the soil blocks contain hard stones, serious abrasion can be caused to the crushing rotating shaft after long-term use.

The soil blocks on the stumps are simply cleaned and crushed by the existing workers, so that the labor intensity of the workers can be greatly improved, and the efficiency of stump crushing is reduced.

In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provides a stump crusher for removing impurities through pre-crushing and screening.

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a stump breaker through pre-crushing screening impurity, including the support frame, the upside of support frame has solid fixed ring through the supporting seat rigid coupling, gu fixed ring's interior anchor ring rigid coupling has the round shell, the lower part of round shell is frustum shape, the medial surface equidistant rigid coupling of round shell has a plurality of pyramid piece, pyramid piece on the round shell is used for clearing up the clod on the stump, the lower part of support frame is equipped with transmission device, transmission device is used for transmitting the wood chip after the breakage to the front side, be equipped with stump breaker on the support frame, stump breaker is used for breaking the stump into the wood chip, gu fixed ring is equipped with pushing mechanism, pushing mechanism is used for promoting the stump rotation that has a large amount of clod, shake the clearance to a large amount of clod on the stump, the stump propelling movement after utilizing pushing mechanism will clearing up carries out the breakage in stump breaker, be equipped with clearance mechanism on the stump breaker, clearance mechanism is used for clearing up the clod on the stump with the round shell cooperation.

Further, stump crushing mechanism is including first mount, first mount rigid coupling is in the middle part of support frame, the side of going up of first mount has the support ring through the supporting shoe rigid coupling, the side of going up of support ring rotates and is connected with the annular shell, the lower part of annular shell is frustum shape, there is annular clearance between annular shell and the circular shell, the upper portion rigid coupling of annular shell has interior tooth ring, the rigid coupling has stump breaker on the first mount, stump breaker's discharge gate is located transmission device directly over, stump breaker internally mounted has pivot and the filter screen that is used for the stump breakage, stump breaker's upper portion rotates and is connected with the toper shell, the lateral surface rigid coupling of toper shell has first ring gear, the right part rigid coupling of stump breaker lateral surface has first gear motor, the rigid coupling has first gear on first gear motor's the output shaft, first gear meshes with interior tooth ring gear and first ring gear respectively.

Further, the conical shell is installed to the lower part of mound breaker, and the last conical shell of mound breaker is used for preventing the soil block that drops on the mound from dropping to the transmission device.

Furthermore, pushing mechanism is including the swivel becket, the swivel becket rotates to be connected in solid fixed ring's downside, the outer anchor ring rigid coupling of swivel becket has the second ring gear, the swivel becket rotates to be connected in having annular gap between annular shell and the round shell, the equidistant rigid coupling in last side of swivel becket has a plurality of baffle, the medial surface rigid coupling of round shell has the gradual change slide, the spout has been seted up at the middle part of gradual change slide, the upper portion rigid coupling of gradual change slide has the arc, side sliding connection on arc and the conical shell, the rear portion on round shell right side has second gear through the mount pad rigid coupling, the rigid coupling has the second gear on second gear motor's the output shaft, second gear and second ring gear meshing, the left rear portion of support frame is equipped with and pushes away the material subassembly, it is used for pushing away the stump on the gradual change slide into in the conical shell to push away the material subassembly.

Furthermore, a plurality of arc-shaped through holes are formed in the rotating ring, and the arc-shaped through holes of the rotating ring are used for cleaning soil blocks on the tree piers.

Further, the material pushing assembly is including the arc pinion rack, the arc pinion rack is equipped with a plurality of altogether, equidistant rigid coupling in the downside of swivel ring of a plurality of arc pinion rack circumference, a plurality of arc pinion rack is located the downside of a plurality of baffle respectively, the left rear portion rigid coupling of support frame has the second mount, it is connected with the axis of rotation to rotate on the second mount, the upper portion of second mount is passed on the upper portion of axis of rotation, the lower extreme rigid coupling of axis of rotation has the third gear, third gear and a plurality of arc pinion rack meshing, the upper end rigid coupling of axis of rotation has the fourth gear, the upper portion ring cover of axis of rotation lateral surface has the torsional spring, the both ends of torsional spring rigid coupling in second mount and fourth gear respectively, the side rigid coupling that goes up of second mount has the fixing base, sliding connection has the rack on the fixing base, the front end of rack passes round shell and its sliding connection, the front end rigid coupling of rack has the arc push pedal.

Further, clearance mechanism is including the fixed plate, the fixed plate is equipped with a plurality of altogether, equidistant rigid coupling of a plurality of fixed plate is in the lateral surface of annular shell, square through hole has all been seted up on a plurality of fixed plate, equal sliding connection has the sliding block in the square through hole of a plurality of fixed plate, the equal rigid coupling in the last side of a plurality of sliding block has the arc stripper plate, the equal rigid coupling of downside of a plurality of fixed plate has the fixed block, equal sliding connection has the slide bar on a plurality of fixed block, the equal rigid coupling in the inner of a plurality of slide bar has and is used for spacing plectane, the outer end of a plurality of slide bar respectively with adjacent sliding block rigid coupling, the equal ring cover of lateral surface of a plurality of slide bar has the spring, the both ends difference rigid coupling of a plurality of spring is in adjacent sliding block and fixed block.

Furthermore, a plurality of square plates are fixedly connected to the outer side faces of the arc-shaped extrusion plates at equal intervals, and the square plates on the arc-shaped extrusion plates are matched with the inner side faces of the circular shells to clean soil blocks on the stumps.

Further, still including feed mechanism, feed mechanism is including the bracing piece, the bracing piece is equipped with two altogether, the rear portion of side on two bracing piece rigid couplings on the support frame, the upper end rigid coupling of two bracing pieces has square board, square board middle part has inlayed flourishing workbin, square board's downside rigid coupling has the third mount, circular through-hole has been seted up at the middle part of third mount, servo motor has been inlayed to the rear side of third mount, the rigid coupling has the fifth gear on servo motor's the output shaft, the circular through-hole internal rotation of third mount is connected with the rotation shell, the shell and the flourishing workbin lower extreme intercommunication rotate, the lateral surface upper portion rigid coupling of rotation shell has the third ring gear, third ring gear and fifth gear engagement.

Furthermore, a plurality of spiral plates are circumferentially arranged on the inner wall of the rotating shell at equal intervals, and the spiral plates in the rotating shell are respectively provided with serrated teeth.

Compared with the prior art, the invention has the following beneficial effects: according to the invention, the stump crushing mechanism is arranged, and the rotation of the conical shell drives the stump to rotate, so that the stump is continuously contacted and collided with the crushing rotating shaft in the stump crushing device, and the stump crushing efficiency is improved; through the arrangement of the pushing mechanism, the stumps pushed to the gradual change slideway are pushed by the arc push plate in a reciprocating mode, the problem that the stumps cannot fall into the tapered shell from the gradual change slideway, so that the stumps are accumulated on the gradual change slideway, and the baffle is blocked to influence the normal use of the device is avoided; by arranging the cleaning mechanism, the arc-shaped extrusion plate and the stump rotate in opposite directions, and the arc-shaped extrusion plate rotates anticlockwise to be in contact with the stump, so that the stump is violently collided between the arc-shaped extrusion plate and the circular shell, the cleaning effect on soil blocks on the stump is improved, and the soil blocks on the stump are prevented from being unclean; through setting up feed mechanism, the spiral plate rotates under the utilization rotation shell and draws the stump, the clod of spiral plate on to the stump in the messenger rotation shell carries out the preliminary treatment, make the clod on the stump clear up partly, it is too much difficult to clear up to avoid the clod on the stump, the cleaning performance of this device to the clod on the stump has been improved, the number of times that operating personnel put into between circular shell and the arc stripper plate with the stump has been reduced simultaneously, operating personnel's intensity of labour has been reduced, avoid operating personnel when placing the stump simultaneously, the stump directly drops into in the toper shell, make and produce a large amount of raise dusts in this device, the effect to clod clearance on the stump has been lost.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic sectional perspective view of the present invention.

Fig. 3 is a schematic perspective view of the stump breaking mechanism of the present invention.

Fig. 4 is a partially enlarged schematic perspective structure view of the stump breaking mechanism of the present invention.

Fig. 5 is a schematic perspective view of the pushing mechanism of the present invention.

Fig. 6 is a schematic perspective view of the pushing assembly of the present invention.

Fig. 7 is a schematic perspective view of the cleaning mechanism of the present invention.

Fig. 8 is a schematic perspective view of the feeding mechanism of the present invention.

Fig. 9 is a partially cut-away perspective view of the feeding mechanism of the present invention.

Wherein the figures include the following reference numerals: 1-support frame, 2-fixed ring, 3-circular shell, 4-transmission device, 501-first fixed mount, 502-support circular ring, 503-circular shell, 504-internal toothed ring, 505-stump breaking device, 506-conical shell, 507-first toothed ring, 508-first gear motor, 509-first gear, 601-rotating ring, 602-second toothed ring, 603-baffle, 604-gradual slide way, 605-arc plate, 606-second gear motor, 607-second gear, 608-arc toothed plate, 609-second fixed mount, 610-rotating shaft, 611-third gear, 612-fourth gear, 613-torsion spring, 614-fixed seat, 615-rack, 616-arc push plate, 701-fixed plate, 702-sliding block, 703-arc extrusion plate, 704-fixed block, 705-sliding rod, 706-spring, 801-supporting rod, 802-square plate, 803-material containing box, 804-third gear, 805-servo motor, 806-fifth gear, 806-rotating shell, 807-third toothed ring.

Detailed Description

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", etc. indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, which are merely for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. To those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood with reference to specific situations.

Example 1

A stump crusher for screening impurities through pre-crushing comprises a support frame 1, a fixing ring 2 is connected to the upper side of the support frame 1 through a support seat bolt, a round shell 3 is connected to the inner ring face of the fixing ring 2 through a bolt, the lower portion of the round shell 3 is in a frustum shape, a plurality of rectangular pyramid blocks are welded to the inner side face of the round shell 3 at equal intervals, the rectangular pyramid blocks on the round shell 3 are used for cleaning soil blocks on stumps, a transmission device 4 is arranged on the lower portion of the support frame 1, the transmission device 4 is used for transmitting crushed wood chips to the front side, a stump crushing mechanism is arranged on the support frame 1 and used for crushing the stumps into wood chips, the stumps are crushed by the stump crushing mechanism, the crushed stumps are discharged from the lower portion of the stump crushing mechanism and fall onto the transmission device 4 to be transmitted forwards, a pushing mechanism is arranged on the fixing ring 2, the pushing mechanism is used for pushing the stumps with a large number of soil blocks to rotate, then the pushing mechanism drives the stumps to rotate clockwise, in the rotating process of the stumps, the circular shells 3 are matched with the cleaning mechanism to clean the soil blocks on the stumps and shake and clean the large number of soil blocks on the stumps, the pushing mechanism is used for pushing the cleaned stumps into the stump crushing mechanism to be crushed, the cleaning mechanism is arranged on the stump crushing mechanism and is used for being matched with the circular shells 3 to clean the soil blocks on the stumps, the circular shells 3 are matched with the cleaning mechanism to clean the soil blocks on the stumps, a large amount of flying dust is prevented from being generated when the stumps are crushed, air is polluted, meanwhile, the large number of soil blocks are arranged on the stumps, impurities such as the large number of soil blocks are mixed in the crushed stumps, the quality of the crushed stumps is reduced, however, the impurities such as stones can be mixed in the soil blocks of the stumps, the crushing knife is abraded after long-time use, and the service life of the device is prolonged.

When using this device, operating personnel starts this device, operating personnel then drives the excavator that has hydraulic claw and puts into between circular shell 3 and the clearance mechanism with the stump from support frame 1 rear side, pushing mechanism is driving stump clockwise rotation afterwards, at stump pivoted in-process, circular shell 3 clears up the clod on the stump with the clearance mechanism cooperation, avoid when broken to the stump, produce a large amount of raise dusts, make the air receive the pollution, have a large amount of clods simultaneously on the stump, impurity such as thoughtlessly having a large amount of clods in making the stump after the breakage, reduce the quality after the stump breakage, nevertheless can mix impurity such as a large amount of stones in the clod of stump, long-time use can lead to the broken sword and receive wearing and tearing, the life of this device has been improved, pushing mechanism rotates behind the certain angle, pushing mechanism pushes the stump into the stump breaker, the stump breaker carries out the stump to the stump, the stump after the breakage of broken stump is discharged from the lower part of stump breaker, drop to transmission device 4, when carrying out the forward conveying of the stump, carry out the stump and carry out the hydraulic claw is carried out the operation of other stumps, this device, this driver is carrying out this time and is carrying out the operation personnel and is carrying out the timber breaking, this device, this time, this operating personnel is carrying out and is carrying out the use, this stump, this back and is carrying out, this opening, this stump, this device, this stump, this time, this device, this is carrying out, this stump, this operating personnel is carrying out the use.

Example 2

On the basis of embodiment 1, as shown in fig. 3 and 4, the stump breaking mechanism includes a first fixing frame 501, the first fixing frame 501 is bolted to the middle of the supporting frame 1, a supporting ring 502 is welded on the upper side of the first fixing frame 501 through a supporting block, an annular shell 503 is rotatably connected on the upper side of the supporting ring 502, the lower part of the annular shell 503 is frustum-shaped, an annular gap is formed between the annular shell 503 and the circular shell 3, soil blocks on the stump fall off from the stump, then the fallen soil blocks fall from the annular gap between the annular shell 503 and the circular shell 3, the upper portion of the annular shell 503 is welded with an inner toothed ring 504, a stump crushing device 505 is connected to the first fixing frame 501 through bolts, a discharge port of the stump crushing device 505 is located right above the transmission device 4, a rotating shaft and a filter screen for crushing the stumps are installed inside the stump crushing device 505, a conical shell is installed on the lower portion of the stump crushing device 505, the conical shell on the stump crushing device 505 is used for preventing the fallen soil blocks on the stumps from falling onto the transmission device 4, the falling soil blocks are prevented from being mixed with crushed wood chips, the quality of the crushed wood chips is reduced, the upper portion of the stump crushing device 505 is rotatably connected with the conical shell 506, the outer side face of the conical shell 506 is welded with a first toothed ring 507, the right portion of the outer side face of the stump crushing device 505 is connected with a first speed reducing motor 508 through a mounting seat bolt, an output shaft of the first speed reducing motor 508 is connected with a first gear 509, the first gear 509 is respectively meshed with the inner toothed ring 504 and the first gear 509, the first gear 508 drives the first speed reducing motor 508 to rotate anticlockwise through the first toothed ring 507, and the first toothed ring 504, and drives the first gear 509 to rotate anticlockwise.

As shown in fig. 5 and fig. 6, the pushing mechanism includes a rotating ring 601, the rotating ring 601 is rotatably connected to the lower side of the fixed ring 2, a plurality of arc through holes are formed on the rotating ring 601, the arc through holes of the rotating ring 601 are used for clearing away soil blocks on stumps, a second gear ring 602 is welded on the outer annular surface of the rotating ring 601, the rotating ring 601 is rotatably connected in an annular gap between the annular shell 503 and the circular shell 3, a plurality of baffles 603 are welded on the upper side of the rotating ring 601 at equal intervals, the rotating ring 601 drives the baffles 603 thereon to rotate clockwise, the baffles 603 push the stumps to rotate clockwise along the circular shell 3, a gradual-change slideway 604 is welded on the inner side of the circular shell 3, the spout has been seted up at the middle part of gradual change slide 604, baffle 603 is driving the stump when rotating clockwise, stump after the clearance afterwards upwards slides along gradual change slide 604, baffle 603 is driving the upper portion of stump gradual change slide 604, the welding of the upper portion of gradual change slide 604 has arc 605, side sliding connection on arc 605 and the conical shell 506, there is second gear motor 606 at the rear portion on circular shell 3 right side through mount pad bolted connection, key connection has second gear 607 on the output shaft of second gear motor 606, second gear 607 meshes with second ring gear 602, the left rear portion of support frame 1 is equipped with and pushes away the material subassembly, it is used for pushing into conical shell 506 with the stump on the gradual change slide 604 to push away the material subassembly.

As shown in fig. 6, the material pushing assembly includes an arc-shaped toothed plate 608, a plurality of arc-shaped toothed plates 608 are provided, the plurality of arc-shaped toothed plates 608 are welded to a lower side surface of the rotating ring 601 at equal intervals in a circumferential direction, the plurality of arc-shaped toothed plates 608 are respectively located at lower sides of the plurality of baffles 603, a rear portion of a left side of the support frame 1 is bolted to a second fixing frame 609, a rotating shaft 610 is rotatably connected to the second fixing frame 609, an upper portion of the rotating shaft 610 penetrates through an upper portion of the second fixing frame 609, a lower end key of the rotating shaft 610 is connected to a third gear 611, the third gear 611 is engaged with the plurality of arc-shaped toothed plates 608, an upper end key of the rotating shaft 610 is connected to a fourth gear 612, an upper ring of an outer side surface of the rotating shaft 610 is sleeved with a torsion spring 613, two ends of the torsion spring 613 are respectively fixedly connected to the second fixing frame 609 and the fourth gear 612, the third gear 611 drives the fourth gear 612 to rotate counterclockwise through the rotating shaft 610, the torsion spring 613 is screwed, when the arc-shaped toothed plates 608 and are disengaged from the third gear 611, the rotating shaft 610 and the fourth gear 612 are quickly reset under the torsion of the torsion spring 613, the upper side of the second fixing frame 609 is bolted with a fixing seat 614, the fixing seat 614 is connected with a rack 615 in a sliding way, the front end of the rack 615 penetrates through the circular shell 3 and is connected with the circular shell in a sliding way, the front end of the rack 615 is welded with an arc push plate 616, the fourth gear 612 drives the rack 615 to move forwards, the rack 615 drives the arc push plate 616 fixedly connected with the rack 615 to move forwards, the arc push plate 616 pushes the stump down from the gradual-change slideway 604, the stump then falls into the conical shell 506, and when the curved tooth plate 608 loses its engagement with the third gear 611, the rotating shaft 610 and the fourth gear 612 are quickly reset under the torque force of the torsion spring 613, the stump is pushed down from the gradual slide 604 by the arc push plate 616, and then the stump falls into the conical shell 506.

As shown in fig. 7, the cleaning mechanism includes a plurality of fixing plates 701, a plurality of fixing plates 701 are provided, a plurality of fixing plates 701 are welded on the outer side of the annular housing 503 at equal intervals, a plurality of fixing plates 701 are provided with square through holes, a plurality of sliding blocks 702 are connected in the square through holes of the fixing plates 701 in a sliding manner, arc-shaped extrusion plates 703 are welded on the upper sides of the sliding blocks 702, when the volume of the stump is larger, the stump extrudes the arc-shaped extrusion plates 703 towards the inner side, when the arc-shaped extrusion plates 703 contact the stump, the arc-shaped extrusion plates 703 drive the sliding blocks 702 towards the inner side to slide inwards along the square grooves of the fixing plates 701, a plurality of square plates are welded on the outer side of the arc-shaped extrusion plates 703 at equal intervals, the square plates on the arc-shaped extrusion plates 703 are matched with the inner side of the circular housing 3 for cleaning the clods on the stump, arc stripper plate 703 contacts with the stump all the time, make this device clear up the stump of equidimension not, utilize arc stripper plate 703 and circular shell 3 cooperation to clear up the clod on the stump, produce a large amount of raise dust when avoiding the stump breakage, cause the influence to the environment, the quality of broken back stump has been improved simultaneously, fixed block 704 has all been welded to the downside of a plurality of fixed plate 701, equal sliding connection has slide bar 705 on a plurality of fixed block 704, the inner all welding of a plurality of slide bar 705 has the spacing plectane that is used for, the outer end of a plurality of slide bar 705 welds with adjacent sliding block 702 respectively, the equal ring cover of lateral surface of a plurality of slide bar 705 has spring 706, sliding block 702 is driving the slide bar and is inwards slided, make spring 706 compressed, the both ends of a plurality of spring 706 rigid coupling respectively in adjacent sliding block 702 and fixed block 704.

When an operator uses the device, the operator starts the transmission device 4, the stump crushing device 505, the first reducing motor 508 and the second reducing motor 606, the output shaft of the first reducing motor 508 drives the first gear 509 thereon to rotate anticlockwise, the first gear 509 drives the conical shell 506 to rotate clockwise through the first toothed ring 507, the first gear 509 drives the annular shell 503 and other parts on the upper part thereof to rotate anticlockwise through the inner toothed ring 504, the output shaft of the second reducing motor 606 drives the second gear 607 thereon to rotate anticlockwise, the second gear 607 rotates and drives the rotating ring 601 and other parts on the upper part thereof to rotate clockwise through the second toothed ring 602, the rotating ring 601 drives the baffle 603 thereon to rotate clockwise, then the operator drives the excavator with the hydraulic claw to grab the stump, then the stump is placed between the arc-shaped extrusion plate 703 and the circular shell 3 from the rear part of the support frame 1, then the rotating ring 601 clockwise drives the stump to clockwise rotate through the baffle 603, the annular shell 503 drives the fixing plates 701 on the annular shell to anticlockwise rotate, the fixing plates 701 respectively drive the arc-shaped extrusion plate 703 and other components on the arc-shaped extrusion plate to anticlockwise rotate, the clockwise rotating stump continuously collides with the square pyramid block on the arc-shaped extrusion plate 703 and the circular shell 3 which anticlockwise rotate, the arc-shaped extrusion plate 703 and the stump rotate in opposite directions, the arc-shaped extrusion plate 703 and the stump are contacted in the anticlockwise rotating way, so that the stump is violently collided between the arc-shaped extrusion plate 703 and the circular shell 3, the cleaning effect on the soil blocks on the stump is improved, the unclean cleaning of the soil blocks on the stump is avoided, the soil blocks on the stump fall off and fall from the annular gap between the annular shell 503 and the circular shell 3, when the volume of mound is great, the mound extrudees arc stripper plate 703 to the inboard this moment, when arc stripper plate 703 contacted the mound, arc stripper plate 703 is driving sliding block 702 and is inwards slided along the square groove of fixed plate 701 to the inboard, sliding block 702 is driving slide bar 705 and is inwards slided, make spring 706 compressed, lose the back of contact when arc stripper plate 703 and mound, reset under the effect of spring 706 elasticity, so make arc stripper plate 703 contact with the mound all the time, make this device clear up the mound on the mound of equidimension not, utilize arc stripper plate 703 and the cooperation of round shell 3 to clear up the mound on the mound, produce a large amount of raise dusts when avoiding the mound to be broken, cause the influence to the environment, the quality of the mound after the breakage has improved simultaneously.

When the baffle 603 drives the piers to rotate clockwise, the cleaned piers slide upwards along the gradual change slideway 604, when the baffle 603 drives the piers to move to the upper part of the gradual change slideway 604, at this time, the arc toothed plate 608 located at the lower side of the baffle 603 is meshed with the third gear 611, then the arc toothed plate 608 drives the third gear 611 to rotate anticlockwise, the third gear 611 drives the fourth gear 612 to rotate anticlockwise through the rotating shaft 610, the torsion spring 613 is screwed, the fourth gear 612 drives the rack 615 to move forwards, the rack 615 drives the arc push plate 616 fixedly connected thereto to move forwards, the arc push plate 616 pushes the piers down from the gradual change slideway 604, the piers fall into the tapered shell 506, after the arc toothed plate 608 and the third gear 611 lose meshing, the rotating shaft 610 and the fourth gear 612 are reset quickly under the torsion action of the torsion spring 613, the fourth gear 612 drives the rack 615 and the arc push plate 616 to reset quickly, so that the piers pushed onto the gradual change slideway 604 are pushed back and forth, thereby preventing the piers from falling into the tapered shell 604, and the pier stacking device is influenced by the gradual change slideway 604, and the baffle 603.

The stump is crushed by a crushing rotating shaft in the stump crushing device 505, the tapered shell 506 rotates to drive the stump to rotate, the stump is enabled to be in contact collision with the crushing rotating shaft in the stump crushing device 505 continuously, the crushing efficiency of the stump is improved, the crushed stump is discharged from the lower portion of the stump crushing device 505 and falls onto the transmission device 4, soil blocks falling from an annular gap between the annular shell 503 and the circular shell 3 are separated by the tapered shell at the lower portion of the stump crushing device 505, the falling soil blocks are prevented from being mixed with crushed wood chips, the quality of the crushed wood chips is reduced, an operator drives an excavator with a hydraulic claw to grab the stump with a large number of soil blocks, then the broken stump is placed between the circular shell 3 and the arc-shaped extrusion plate 703 from the rear portion of the support frame 1, the device is enabled to crush the stump, when the stump is crushed, the operator closes the transmission device 4, the stump crushing device 505, the first motor 508 and the second motor 606, the device is convenient to be used next time, when the operator drives the conical shell with less hydraulic claw to crush the wood, and directly crush the wood in the stump, and when the wood with wood, the crushed stump, the operator has wood with less hydraulic claw, and the crushed stump, the wood can crush the wood.

Example 3

On the basis of embodiment 2, as shown in fig. 8 and 9, the tree stump protection device further comprises a feeding mechanism, the feeding mechanism comprises two support rods 801, the two support rods 801 are bolted to the rear portion of the upper side surface of the support frame 1, the upper ends of the two support rods 801 are bolted to a square plate 802, a material containing box 803 is embedded in the middle of the square plate 802, the lower side surface of the square plate 802 is bolted to a third fixing frame 804, a circular through hole is formed in the middle of the third fixing frame 804, a servo motor 805 is embedded in the rear side of the third fixing frame 804, a fifth gear 806 is keyed to an output shaft of the servo motor 805, a rotating shell 807 is rotationally connected in the circular through hole of the third fixing frame 804, the counterclockwise rotating shell 807 drives a spiral plate inside the rotating shell 807 to rotate, teeth on the spiral plate in the rotating shell 807 rotate, tree roots on the tree stumps are pulled downwards, tree stumps are sequentially moved downwards along the rotating shell 807 and fall between the circular shell 3 and the arc-shaped squeezing plate 703, the rotating shell 807 is communicated with the lower end of the material containing box 803, when the spiral plates in the rotating shell 807 rotate downwards to pull the butts, the spiral plates in the rotating shell 807 pretreat soil blocks on the butts, so that the soil blocks on the butts are partially cleaned, the problem that the soil blocks on the butts are too much and difficult to clean is avoided, the cleaning effect of the device on the soil blocks on the butts is improved, a plurality of spiral plates are welded on the inner wall of the rotating shell 807 at equal intervals in the circumferential direction, serrated teeth are respectively arranged on the spiral plates in the rotating shell 807, a third tooth ring 808 is welded on the upper portion of the outer side surface of the rotating shell 807, the third tooth ring 808 is meshed with a fifth gear 806, a large number of butts are placed in the material containing box 803 at one time, the number of times that operators put the butts between the circular shell 3 and the arc-shaped extrusion plate 703 is reduced, and the labor intensity of the operators is reduced, meanwhile, when the stumps are placed by operators, the stumps directly fall into the conical shell 506, a large amount of dust is generated in the device, and the effect of cleaning soil blocks on the stumps is lost.

An operator drives an excavator with hydraulic claws to place a large number of tree piers in a material containing box 803, the operator starts a servo motor 805 at the same time, an output shaft of the servo motor 805 drives a fifth gear 806 thereon to rotate clockwise, the fifth gear 806 drives a rotating shell 807 and parts thereon through a third toothed ring 808 to rotate anticlockwise along a circular through hole of a third fixing frame 804, the anticlockwise rotating shell 807 drives a spiral plate inside the anticlockwise to rotate, teeth on the spiral plate in the rotating shell 807 rotate to pull tree roots on the tree piers downwards, the tree piers sequentially move downwards along the rotating shell 807 and fall between the circular shell 3 and an arc-shaped extrusion plate 703, and when the spiral plate in the rotating shell 807 pulls the tree piers downwards, the spiral plate in the rotating shell 807 pretreats soil blocks on the tree piers, make the clod on the mound clear up partly, avoid the clod on the mound too much to be difficult to the clearance, the cleaning effect of this device clod on the mound has been improved, the mound matches with the slew velocity of swivel 601 from the speed that drops in rotating shell 807 simultaneously, make the mound quantity between the adjacent baffle 603 can not exceed threely, then directly drop to enter into between circular shell 3 and the arc stripper plate 703 from rotating shell 807 to less mound, the number of times that operating personnel put into circular shell 3 and arc stripper plate 703 with the mound has so been reduced, operating personnel's intensity of labour has been reduced, avoid operating personnel when placing the mound simultaneously, the mound directly falls into conical shell 506 in, make to produce a large amount of raise dusts in this device, the effect to the clod clearance on the mound has been lost.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a stump breaker through precrushing screening impurity, including support frame (1), the upside of support frame (1) has solid fixed ring (2) through the supporting seat rigid coupling, the interior anchor ring rigid coupling of solid fixed ring (2) has round shell (3), the lower part of round shell (3) is frustum shape, the medial surface equidistant rigid coupling of round shell (3) has a plurality of rectangular pyramid piece, rectangular pyramid piece on round shell (3) is used for clearing up the soil block on the stump, the lower part of support frame (1) is equipped with transmission device (4), transmission device (4) are used for transmitting the wood chip after the breakage to the front side, characterized by: the wood chip crusher is characterized by further comprising a stump crushing mechanism, the stump crushing mechanism is arranged on the support frame (1) and is used for crushing stumps into wood chips, a pushing mechanism is arranged on the fixing ring (2) and is used for pushing the stumps with a large number of soil blocks to rotate, the large number of soil blocks on the stumps are cleaned in a vibration mode, the cleared stumps are pushed into the stump crushing mechanism to be crushed by the aid of the pushing mechanism, a cleaning mechanism is arranged on the stump crushing mechanism and is used for being matched with the round shell (3) to clean the soil blocks on the stumps;

the stump crushing mechanism comprises a first fixing frame (501), the first fixing frame (501) is fixedly connected to the middle of the supporting frame (1), a supporting circular ring (502) is fixedly connected to the upper side of the first fixing frame (501) through a supporting block, an annular shell (503) is rotatably connected to the upper side of the supporting circular ring (502), the lower portion of the annular shell (503) is in a frustum shape, an annular gap is reserved between the annular shell (503) and the circular shell (3), an inner toothed ring (504) is fixedly connected to the upper portion of the annular shell (503), a stump crushing device (505) is fixedly connected to the first fixing frame (501), a discharge port of the stump crushing device (505) is located right above the transmission device (4), a rotating shaft and a filter screen which are used for crushing stumps are installed inside the stump crushing device (505), a conical shell (506) is rotatably connected to the upper portion of the stump crushing device (505), a first toothed ring (507) is fixedly connected to the outer side face of the conical shell (506), a first reducing motor (508) is fixedly connected to the right portion of the outer side face of the stump crushing device (505), a first reducing motor (508) is fixedly connected to the first reducing motor (508), and a first gear (509) and a first toothed ring (509) are respectively meshed with the inner toothed ring (504);

the pushing mechanism comprises a rotating ring (601), the rotating ring (601) is rotatably connected to the lower side surface of the fixing ring (2), the outer annular surface of the rotating ring (601) is fixedly connected with a second gear ring (602), the rotating ring (601) is rotatably connected in an annular gap between the annular shell (503) and the circular shell (3), the upper side surface of the rotating ring (601) is fixedly connected with a plurality of baffles (603) at equal intervals, the inner side surface of the circular shell (3) is fixedly connected with a gradual change slideway (604), the middle part of the gradual change slideway (604) is provided with a chute, the upper part of the gradual change slideway (604) is fixedly connected with an arc-shaped plate (605), the arc-shaped plate (605) is slidably connected with the upper side surface of the conical shell (506), the rear part of the right side of the circular shell (3) is fixedly connected with a second reducing motor (606) through a mounting seat, an output shaft of the second reducing motor (606) is fixedly connected with a second gear (607), the second gear (607) is engaged with the second gear (602), the rear part of the left side of the support frame (1) is provided with a pushing assembly, and the pushing assembly is used for pushing a tree on the slideway (604) into the conical shell (506);

the material pushing assembly comprises an arc toothed plate (608), the arc toothed plate (608) is provided with a plurality of parts, the arc toothed plate (608) is fixedly connected to the lower side surface of a rotating ring (601) at equal intervals in the circumferential direction, the arc toothed plate (608) is located on the lower side of a plurality of baffles (603), a second fixing frame (609) is fixedly connected to the rear portion of the left side of the support frame (1), a rotating shaft (610) is rotatably connected to the second fixing frame (609), the upper portion of the rotating shaft (610) penetrates through the upper portion of the second fixing frame (609), a third gear (611) is fixedly connected to the lower end of the rotating shaft (610), the third gear (611) is meshed with the adjacent arc toothed plate (608), a fourth gear (612) is fixedly connected to the upper end of the rotating shaft (610), a torsion spring (613) is sleeved on the upper portion of the outer side surface of the rotating shaft (610), two ends of the torsion spring (613) are fixedly connected to the second fixing frame (609) and the fourth gear (612) respectively, a fixing seat (614) is fixedly connected to the front end of a pushing plate (616), and a rack (615) is connected to a rack (615).

2. The stump breaker of claim 1, wherein: the conical shell is mounted on the lower portion of the stump crushing device (505), and the conical shell on the stump crushing device (505) is used for preventing soil blocks falling on the stumps from falling onto the conveying device (4).

3. The stump crusher for removing foreign substances through pre-crushing as claimed in claim 1, wherein: a plurality of arc-shaped through holes are formed in the rotating ring (601), and the arc-shaped through holes of the rotating ring (601) are used for cleaning soil blocks on the tree piers.

4. The stump breaker of claim 1, wherein: clearance mechanism is including fixed plate (701), fixed plate (701) are equipped with a plurality of altogether, equidistant rigid coupling in the lateral surface of annular shell (503) of a plurality of fixed plate (701), square through hole has all been seted up on a plurality of fixed plate (701), equal sliding connection has sliding block (702) in the square through hole of a plurality of fixed plate (701), the equal rigid coupling in the upside of a plurality of sliding block (702) has arc stripper plate (703), the equal rigid coupling in the downside of a plurality of fixed plate (701) has fixed block (704), equal sliding connection has sliding rod (705) on a plurality of fixed block (704), the equal rigid coupling in the inner of a plurality of sliding rod (705) has and is used for spacing plectane, the outer end of a plurality of sliding rod (705) respectively with adjacent sliding block (702) rigid coupling, the equal ring cover in the lateral surface of a plurality of sliding rod (705) has spring (706), the both ends of a plurality of spring (706) are respectively in adjacent sliding block (702) and fixed block (704).

5. The stump breaker of claim 4, wherein: a plurality of square plates are fixedly connected to the outer side faces of the arc-shaped extrusion plates (703) at equal intervals, and the square plates on the arc-shaped extrusion plates (703) are matched with the inner side faces of the circular shells (3) to be used for cleaning soil blocks on the stumps.

6. The stump crusher for removing foreign substances through pre-crushing as claimed in claim 1, wherein: still including feed mechanism, feed mechanism is including bracing piece (801), bracing piece (801) are equipped with two altogether, the rear portion of side is gone up in support frame (1) to two bracing pieces (801) rigid couplings, the upper end rigid coupling of two bracing pieces (801) has square board (802), square board (802) middle part has inlayed flourishing workbin (803), the downside rigid coupling of square board (802) has third mount (804), circular through-hole has been seted up at the middle part of third mount (804), servo motor (805) have been inlayed to the rear side of third mount (804), the rigid coupling has fifth gear (806) on the output shaft of servo motor (805), the circular through-hole internal rotation of third mount (804) is connected with rotates shell (807), rotate shell (807) and the flourishing workbin (803) lower extreme intercommunication, the lateral surface upper portion rigid coupling of rotating shell (807) has third ring gear (808), third ring gear (808) and fifth gear (806) meshing.

7. The stump breaker of claim 6, wherein: a plurality of spiral plates are circumferentially arranged on the inner wall of the rotating shell (807) at equal intervals, and serrated teeth are respectively arranged on the spiral plates in the rotating shell (807).